Researchers have developed a fluorescent polymer that binds to blood in a fingerprint—without damaging any DNA also on the surface—to create high-contrast images.
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"This outcome is exactly what local prosecutors were hoping for when the Attorney General and the DOJ redoubled the efforts to get all remaining cold case sexual assault evidence tested a few years ago,” said Kenosha County District Attorney Michael Graveley.
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Police have turned up bones and other evidence under the floor of a dwelling near Mexico City where a man was arrested for allegedly stabbing a woman to death and hacking up her body.
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Findings show that concealed information tests relying on electrical activity of the brain are ineffective in older adults because of changes to recognition-related brain activity that occurs with aging.
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Between workplace appearance policies that felt restrictive and uncomfortable conversations regarding social injustice, Powell felt she had to make a change—from forensics to entrepreneur.
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Distressed by authorities’ poor treatment of rape victims and destruction of evidence, one doctor became a DNA archivist long before we had the technology to test it. For potentially hundreds of survivors, his faith in science is paying off.
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In December 2020, the Cold Case Team identified the woman's adult son. Through DNA, the unidentified woman was positively identified as Laurie Diane Potter.
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A Houston man who had been convicted in a 2010 fatal stabbing but was later eliminated as the killer by DNA evidence was declared innocent last week by Texas' highest criminal court.
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A definitive answer to the question of where the famous explorer came from could be just five months away as international scientists launched an effort to read the DNA from his remains and identify his geographic origin.
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Researchers have found that technology known as MALDI-MSI can be applied at crime scenes for the tandem detection of human blood and DNA-typing from enhanced fingerprints.
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